now some senators are demanding ambassador susan rice say why, she said it wasn't. what did the white house know and when did it know it? >>> plus, a new survey from ceos, does the pessimism spell trouble for president obama and maybe the rest of us also? president obama and mitt romney meanwhile battling it out in the swing state of ohio. john harwood joins us now with all the details. good evening, john. >> good evening, larry. you know, in the wake of that 47% video last week, mitt romney's got a new message and that's to tell middle class people as well as the poor that he cares about them. he did it on the stump in ohio today, he also did it in an interview with our nbc colleague ron allen just a few minutes ago. here's mitt romney. >> i served as a pastor of a congregation with people of all different backgrounds and economic circumstances that i care very deeply about the american people and people of different socioeconomic circumstances. and i think throughout this campaign, as well, we've talked about my record in massachusetts. don't forget, i've got ever